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1/ Wow. They have known all along.
The @NEJM report on THE VERY FIRST US PATIENT WITH #SARSCoV2 found that the virus was easily detectable after 18-20 PCR cycles on swabs taken on day 4 even though he had only mild symptoms.
Not 40. Not 30. Fewer than 20.
The @NEJM report on THE VERY FIRST US PATIENT WITH #SARSCoV2 found that the virus was easily detectable after 18-20 PCR cycles on swabs taken on day 4 even though he had only mild symptoms.
Not 40. Not 30. Fewer than 20.
2/ And the European CDC warned publicly in July that any test result from over 35 cycles could be due to “contamination of reagents” - in other words, simple lab error. (Link and screenshots to follow.)
